You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
179 lines
5.0 KiB
179 lines
5.0 KiB
/*
|
|
* This file is part of the TREZOR project, https://trezor.io/
|
|
*
|
|
* Copyright (C) 2018 Pavol Rusnak <stick@satoshilabs.com>
|
|
*
|
|
* This library is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
void fsm_msgEthereumGetPublicKey(const EthereumGetPublicKey *msg)
|
|
{
|
|
RESP_INIT(EthereumPublicKey);
|
|
|
|
CHECK_INITIALIZED
|
|
|
|
CHECK_PIN
|
|
|
|
// we use Bitcoin-like format for ETH
|
|
const CoinInfo *coin = fsm_getCoin(true, "Bitcoin");
|
|
if (!coin) return;
|
|
|
|
const char *curve = coin->curve_name;
|
|
uint32_t fingerprint;
|
|
HDNode *node = node = fsm_getDerivedNode(curve, msg->address_n, msg->address_n_count, &fingerprint);
|
|
if (!node) return;
|
|
hdnode_fill_public_key(node);
|
|
|
|
if (msg->has_show_display && msg->show_display) {
|
|
layoutPublicKey(node->public_key);
|
|
if (!protectButton(ButtonRequestType_ButtonRequest_PublicKey, true)) {
|
|
fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
|
|
layoutHome();
|
|
return;
|
|
}
|
|
}
|
|
|
|
resp->node.depth = node->depth;
|
|
resp->node.fingerprint = fingerprint;
|
|
resp->node.child_num = node->child_num;
|
|
resp->node.chain_code.size = 32;
|
|
memcpy(resp->node.chain_code.bytes, node->chain_code, 32);
|
|
resp->node.has_private_key = false;
|
|
resp->node.has_public_key = true;
|
|
resp->node.public_key.size = 33;
|
|
memcpy(resp->node.public_key.bytes, node->public_key, 33);
|
|
resp->has_xpub = true;
|
|
|
|
hdnode_serialize_public(node, fingerprint, coin->xpub_magic, resp->xpub, sizeof(resp->xpub));
|
|
|
|
msg_write(MessageType_MessageType_EthereumPublicKey, resp);
|
|
layoutHome();
|
|
}
|
|
|
|
void fsm_msgEthereumSignTx(EthereumSignTx *msg)
|
|
{
|
|
CHECK_INITIALIZED
|
|
|
|
CHECK_PIN
|
|
|
|
const HDNode *node = fsm_getDerivedNode(SECP256K1_NAME, msg->address_n, msg->address_n_count, NULL);
|
|
if (!node) return;
|
|
|
|
ethereum_signing_init(msg, node);
|
|
}
|
|
|
|
void fsm_msgEthereumTxAck(const EthereumTxAck *msg)
|
|
{
|
|
ethereum_signing_txack(msg);
|
|
}
|
|
|
|
void fsm_msgEthereumGetAddress(const EthereumGetAddress *msg)
|
|
{
|
|
RESP_INIT(EthereumAddress);
|
|
|
|
CHECK_INITIALIZED
|
|
|
|
CHECK_PIN
|
|
|
|
const HDNode *node = fsm_getDerivedNode(SECP256K1_NAME, msg->address_n, msg->address_n_count, NULL);
|
|
if (!node) return;
|
|
|
|
uint8_t pubkeyhash[20];
|
|
|
|
if (!hdnode_get_ethereum_pubkeyhash(node, pubkeyhash))
|
|
return;
|
|
|
|
uint32_t slip44 = (msg->address_n_count > 1) ? (msg->address_n[1] & 0x7fffffff) : 0;
|
|
bool rskip60 = false;
|
|
uint32_t chain_id = 0;
|
|
// constants from trezor-common/defs/ethereum/networks.json
|
|
switch (slip44) {
|
|
case 137: rskip60 = true; chain_id = 30; break;
|
|
case 37310: rskip60 = true; chain_id = 31; break;
|
|
}
|
|
|
|
resp->has_address = true;
|
|
resp->address[0] = '0';
|
|
resp->address[1] = 'x';
|
|
ethereum_address_checksum(pubkeyhash, resp->address + 2, rskip60, chain_id);
|
|
// ethereum_address_checksum adds trailing zero
|
|
|
|
if (msg->has_show_display && msg->show_display) {
|
|
char desc[16];
|
|
strlcpy(desc, "Address:", sizeof(desc));
|
|
|
|
if (!fsm_layoutAddress(resp->address, desc, false, 0, msg->address_n, msg->address_n_count, true)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
msg_write(MessageType_MessageType_EthereumAddress, resp);
|
|
layoutHome();
|
|
}
|
|
|
|
void fsm_msgEthereumSignMessage(const EthereumSignMessage *msg)
|
|
{
|
|
RESP_INIT(EthereumMessageSignature);
|
|
|
|
CHECK_INITIALIZED
|
|
|
|
layoutSignMessage(msg->message.bytes, msg->message.size);
|
|
if (!protectButton(ButtonRequestType_ButtonRequest_ProtectCall, false)) {
|
|
fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
|
|
layoutHome();
|
|
return;
|
|
}
|
|
|
|
CHECK_PIN
|
|
|
|
const HDNode *node = fsm_getDerivedNode(SECP256K1_NAME, msg->address_n, msg->address_n_count, NULL);
|
|
if (!node) return;
|
|
|
|
ethereum_message_sign(msg, node, resp);
|
|
layoutHome();
|
|
}
|
|
|
|
void fsm_msgEthereumVerifyMessage(const EthereumVerifyMessage *msg)
|
|
{
|
|
CHECK_PARAM(msg->has_address, _("No address provided"));
|
|
CHECK_PARAM(msg->has_message, _("No message provided"));
|
|
|
|
if (ethereum_message_verify(msg) != 0) {
|
|
fsm_sendFailure(FailureType_Failure_DataError, _("Invalid signature"));
|
|
return;
|
|
}
|
|
|
|
uint8_t pubkeyhash[20];
|
|
if (!ethereum_parse(msg->address, pubkeyhash)) {
|
|
fsm_sendFailure(FailureType_Failure_DataError, _("Invalid address"));
|
|
return;
|
|
}
|
|
|
|
layoutVerifyAddress(NULL, msg->address);
|
|
if (!protectButton(ButtonRequestType_ButtonRequest_Other, false)) {
|
|
fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
|
|
layoutHome();
|
|
return;
|
|
}
|
|
layoutVerifyMessage(msg->message.bytes, msg->message.size);
|
|
if (!protectButton(ButtonRequestType_ButtonRequest_Other, false)) {
|
|
fsm_sendFailure(FailureType_Failure_ActionCancelled, NULL);
|
|
layoutHome();
|
|
return;
|
|
}
|
|
fsm_sendSuccess(_("Message verified"));
|
|
|
|
layoutHome();
|
|
}
|